package com.zyy.transaction.demo.service;

/**
 * @author zhangyiying
 * @ClassName: TransferService
 * @Description:
 * @date 2022/2/24 17:28
 */
public interface TransferService {

    void transfer(String fromCardNo, String toCardNo, int money);

    void substitute(String fromCardNo, String toCardNo, int money);
}
